
| Ferrous sulphate heptahydrate AR/ACS 500GM | |||
| 70700SG500 | 960792801IZ | ||
| AR/ACS | 9607928 | ||
| 7782-63-0 | 118573 | ||
| FeSO4.7H2O | September 2026 | ||
| 278.01 | August 2029 | ||
| Sr.No. | Test | Result | Specification | Method Reference |
|---|---|---|---|---|
| 1 | Appearance | Green solid | Green or bluish-green solid | |
| 2 | Aqueous solubility | Complies | 48.6 g in 100 ml at 50°c | |
| 3 | Assay | 99.7% | Min. 99.0% | |
| 4 | Insoluble matter | 0.006% | 0.01% Max. | |
| 5 | Chloride(Cl) | Less than 0.001% | 0.001% Max. | |
| 6 | Phosphate(PO4) | Less than 0.001% | 0.001% Max. | |
| 7 | Calcium (Ca) | 0.00019% | 0.005% Max. | |
| 8 | Copper(Cu) | Not detected | 0.005% Max. | |
| 9 | Magnesium (Mg) | 0.00012% | 0.002% Max. | |
| 10 | Manganese(Mn) | 0.007% | 0.05% Max. | |
| 11 | Potassium (K) | 0.0015% | 0.002% Max. | |
| 12 | Sodium (Na) | 0.000040% | 0.02% Max. | |
| 13 | Zinc (Zn) | 0.0016% | 0.005% Max. | |
| 14 | Ferric iron(Fe+++) | Less than 0.1% | 0.1% Max. |
| Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |